<!DOCTYPE html>
<html>
<head>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style>
body, html {
    height: 100%;
    margin: 0;
}
img{
  display:block;
  width:100%; height:100%;
  object-fit: cover;
}
    </style>
</head>
<body>

<a id="download" href="rabbit.jpg" download="mozillaLogo">
    <img border="0" src="rabbit.jpg" alt="download icon">
</a>

</body>
</html>
